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Scale 1:760,320. At head of title: Route near the 41st Parallel. Map no. 2. Relief shown by hachures. LC copy missing data on left side of map. From U.S. War Department, Explorations and Surveys for a Railroad Route from the Mississippi River to the Pacific Ocean. Topographical Maps ... to Illustrate the Various Reports ... (Washington, 1859) LC Railroad maps, 166 Description derived from ...

Scale 1:760,320; 12 miles to 1 in. Relief shown by hachures and spot heights. From U.S. War Department, Explorations and Surveys for a Railroad Route from the Mississippi River to the Pacific Ocean. Topographical Maps ... to Illustrate the Various Reports ... (Washington, 1859) LC Railroad maps, 160 LC Railroad maps, 161 LC Railroad maps, 162 LC Railroad maps, 163 Available also through the ...

Relief shown by shading and hachures. Also shows routes of exploration. At head of title: Explorations and Surveys, War Department, map no. 2. Available also through the Library of Congress Web site as a raster image. 3 copies

Scale 1:760,320. At head of title: Route near the 41st Parallel. Map no. 3. Relief shown by hachures. From U.S. War Department, Explorations and Surveys for a Railroad Route from the Mississippi River to the Pacific Ocean. Topographical Maps ... to Illustrate the Various Reports ... (Washington, 1859) LC Railroad maps, 167 Description derived from published bibliography. Available also through the Library of Congress ...

Scale 1:760,320. At head of title: Route near the 41st Parallel. Map no. 1. Relief shown by hachures. From U.S. War Department, Explorations and Surveys for a Railroad Route from the Mississippi River to the Pacific Ocean. Topographical Maps ... to Illustrate the Various Reports ... (Washington, 1859) LC Railroad maps, 165 Description derived from published bibliography. Available also through the Library of Congress ...

Scale 1:760,320. At head of title: Route near the 41st Parallel. Map no. 4. Relief shown by hachures. From U.S. War Department, Explorations and Surveys for a Railroad Route from the Mississippi River to the Pacific Ocean. Topographical Maps ... to Illustrate the Various Reports ... (Washington, 1859) LC Railroad maps, 168 Description derived from published bibliography. Available also through the Library of Congress ...

Scale 1:3,168,000. Relief shown by hachures. From Pacific Railroad Series, Vol 4. LC Railroad maps, 164 Description derived from published bibliography. Available also through the Library of Congress Web site as a raster image.